| Place Name | Jefferson Township (Dauphin County) |
| Place Type | Township |
| ZIP Code(s) | 17032 17098 17980 |
| County | Dauphin County |
| Area Code(s) | 717 |
| Timezone | Eastern Standard Time (EST) |
| Population (2021) | 401 |
| Majority Ethnicity | White 93.6% |
| Metro/Micro Stats Area | Harrisburg-Carlisle, PA |
| US Congressional District(s) | Pennsylvania 11th |
| State House Districts | 104 |
| State Senate Districts | 15 |
| Race/Ethnicy | Percentage of Population (2021) |
|---|---|
| White | 93.6% |
| African American | 0% |
| Hispanic | 1.48% |
| Asian | 0.25% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 4.68% |